/*
 * Copyright 2016 Wealth Inc. All rights reserved.
 */
 package com.wealth.system.web.controller;

import java.util.Date;
import java.util.List;

import org.apache.log4j.Logger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import com.google.common.collect.Lists;
import com.wealth.system.entity.Permission;
import com.wealth.system.entity.User;
import com.wealth.system.enums.PermissionTypeEnum;
import com.wealth.system.service.IPermissionService;
import com.wealth.system.service.ShiroUser;
import com.wealth.system.vo.Tree;

import iaas.enums.StatusEnum;
import iaas.utils.RedirectMessage;

/**
 * @author chan
 * @version 1.0
 * @since 1.0
 */
@Controller
@RequestMapping(value="/manage/system/permission")
public class PermissionController extends BaseController{

	Logger logger = Logger.getLogger(PermissionController.class);
	
	@Autowired
	private IPermissionService permissionService;
	
	/**
	 * 所有RequestMapping方法调用前的Model准备方法, 实现Struts2 Preparable二次部分绑定的效果,先根据form的id从数据库查出Classify对象,再把Form提交的内容绑定到该对象上。
	 * 因为仅update()方法的form中有id属性，因此仅在update时实际执行.
	 */
	@ModelAttribute
	public void init(@RequestParam(value = "id", defaultValue = "-1") Long id, Model model) {
		try{
			if (id != -1) {
				Permission permission = permissionService.get(id);
				model.addAttribute("permission", permission);
			}
		}catch(Exception e){
			logger.error("初始化错误", e);
		}
	}
	
	/**
	 * 列表
	 */
	@RequestMapping(value="/list",method = RequestMethod.GET)
	public String list(Model model){
		try{
			Long corpid = ShiroUser.getInstance().getUser().getCorp().getId();
			List<Permission> list = Lists.newArrayList();
			List<Permission> sourcelist = permissionService.getPermissionByCorpIdAndStatus(corpid, StatusEnum.NORMAL.getValue());
			Permission.sortList(list, sourcelist, Permission.getRootId(), true);
	        model.addAttribute("list", list);
			return "system/permission/list";
		}catch(Exception e){
			logger.error("权限列表错误", e);
			return "system/500";
		}
	}
	
	/**
	 * 详情
	 */
	@RequestMapping(value="/{id}",method = RequestMethod.GET)
	public String infoForm(Model model,@PathVariable("id") Long id){
		try{
			Permission permission = permissionService.get(id);
			model.addAttribute("permission", permission);
			return "system/permission/info";
		}catch(Exception e){
			logger.error("详情页面错误,id="+id, e);
			return "system/500";
		}
	}
	
	
	/**
	 * 创建页面
	 */
	@RequestMapping(value="/create",method = RequestMethod.GET)
	public String createForm(Model model){
		try {
			Long corpid = ShiroUser.getInstance().getUser().getCorp().getId();
			List<Permission> permissionList = permissionService.getPermissionByCorpIdAndPidAndTypeAndStatus(corpid, 1L, 
					PermissionTypeEnum.MENU.getValue(), StatusEnum.NORMAL.getValue());
			permissionList.add(permissionService.get(1L));
			model.addAttribute("permissionList", permissionList);
			
			return "system/permission/create";
		} catch (Exception e) {
			logger.error("创建页面错误", e);
			return "system/500";
		}
	}
	
	/**
	 * 创建
	 */
	@RequestMapping(value="/create",method = RequestMethod.POST)
	public String create(Model model,Permission entity,RedirectAttributes redirectAttributes){
		try {
			User user = ShiroUser.getInstance().getUser();
			
			entity.setStatus(StatusEnum.NORMAL.getValue());
			entity.setCorp(user.getCorp());
			entity.setCreator(user.getUsername());
			entity.setCreateTime(new Date());
			permissionService.save(entity);
			redirectAttributes.addFlashAttribute("message", RedirectMessage.setShowTipSuccess("创建成功"));
			return "redirect:/manage/system/permission/list";
		} catch (Exception e) {
			logger.error("创建错误", e);
			return "system/500";
		}
	}
	
	/**
	 * 编辑页面
	 */
	@RequestMapping(value="/update/{id}",method = RequestMethod.GET)
	public String setUpdateForm(Model model,@PathVariable("id") Long id){
		try{
			Long corpid = ShiroUser.getInstance().getUser().getCorp().getId();
			List<Permission> permissionList = permissionService.getPermissionByCorpIdAndPidAndTypeAndStatus(corpid, 1L, 
					PermissionTypeEnum.MENU.getValue(), StatusEnum.NORMAL.getValue());
			permissionList.add(permissionService.get(1L));
			model.addAttribute("permissionList", permissionList);
			
			Permission permission = permissionService.get(id);
			model.addAttribute("permission", permission);
			return "system/permission/update";
		}catch(Exception e){
			logger.error("编辑页面错误,id="+id, e);
			return "system/500";
		}
	}
	
	/**
	 * 修改信息
	 */
	@RequestMapping(value="/update/{id}",method = RequestMethod.POST)
	public String update(@PathVariable("id") Long id,@ModelAttribute("permission") Permission permission,RedirectAttributes redirectAttributes){
		try{
			permissionService.clear();
			permissionService.save(permission);
			redirectAttributes.addFlashAttribute("message", RedirectMessage.setShowTipSuccess("编辑成功"));
			return "redirect:/manage/system/permission/list";
		}catch(Exception e){
			logger.error("编辑错误,id="+id, e);
			return "system/500";
		}
	}
	
	/**
	 * 删除（逻辑删除）
	 */
	@RequestMapping(value="/delete/{id}",method = RequestMethod.GET)
	public String delete(@PathVariable Long id,RedirectAttributes redirectAttributes){
		try{
			permissionService.deleteLogical(id);
			redirectAttributes.addFlashAttribute("message", RedirectMessage.setShowTipSuccess("删除成功"));
			return "redirect:/manage/system/permission/list";
		}catch(Exception e){
			logger.error("删除错误,id="+id,e);
			return "system/500";
		}
	}
	
	/**
	 * 停用
	 */
	@RequestMapping(value="/disable/{id}",method = RequestMethod.GET)
	public String disable(@PathVariable Long id,RedirectAttributes redirectAttributes){
		try{
			permissionService.updateStatus(id, StatusEnum.STOP.getValue());
			redirectAttributes.addFlashAttribute("message", RedirectMessage.setShowTipWarning("停用成功"));
			return "redirect:/manage/system/permission/list";
		}catch(Exception e){
			logger.error("停用错误,id="+id,e);
			return "system/500";
		}
	}
	
	/**
	 * 启用
	 */
	@RequestMapping(value="/enable/{id}",method = RequestMethod.GET)
	public String enable(@PathVariable Long id,RedirectAttributes redirectAttributes){
		try{
			permissionService.updateStatus(id, StatusEnum.NORMAL.getValue());
			redirectAttributes.addFlashAttribute("message", RedirectMessage.setShowTipWarning("启用成功"));
			return "redirect:/manage/system/permission/list";
		}catch(Exception e){
			logger.error("启用错误,id="+id,e);
			return "system/500";
		}
	}
	
	
	 /**
     * 菜单树
     */
    @RequestMapping(value = "/tree", method = RequestMethod.POST)
    @ResponseBody
    public List<Tree> tree() {
    	try{
    		return permissionService.getTree(getCurrentUser());
    	}catch(Exception e){
			logger.error("菜单树生成错误");
			return null;
		}
    }
}